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Water system · PWSID 084690516

SICANGU MNI WICONI RURAL WATER SYSTEM

ROSEBUD, SD · ~5,610 people served

Check your exact address → ROSEBUD overview
85
Excellent
PurityRadar safety score

PWSID

084690516

State

South Dakota

City

ROSEBUD

Population served

5,610

Primary source

SWP

Score history

No change since tracking began Jun 18, 2026.

Jun 18, 2026 · score 85 Jun 18, 2026 · score 85

2 score updates logged since tracking began Jun 18, 2026. Each future EPA re-score adds a point.

PFAS & contaminant readings

Latest detections from EPA’s UCMR5 monitoring (through Dec 2023). Levels in parts per trillion (ppt).

Lithium

69,600 ppt

limit —

No federal limit

Violations & enforcement

18

Violations on record

2

Unaddressed

6

Health-based

14

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Dec 2023. Official EPA record →

Treatment technique · EPA contaminant 5200 health-based began Oct 2024 Unaddressed
Reporting · EPA contaminant 5200 began Oct 2024 Unaddressed
Monitoring & reporting · Lead & Copper Rule began Dec 2023 Resolved
Reporting · Lead & Copper Rule began Nov 2023 Resolved
Reporting · Lead & Copper Rule began Nov 2022 Resolved
Monitoring · Lead & Copper Rule began May 2017 Resolved
Max contaminant level (MCL) · Total coliform health-based began Sep 2015 Resolved
Monitoring & reporting · Total coliform began Mar 2015 Resolved
Max contaminant level (MCL) · Total coliform health-based began Jan 2015 Resolved
Max contaminant level (MCL) · Total coliform health-based began Nov 2014 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Oct 2014 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Oct 2014 Resolved

Recent enforcement actions

  • State action · SOX Dec 2023
  • State action · SOX Dec 2022
  • State action · SOX Jun 2017
  • State action · SOX Dec 2015
  • State action · SOX May 2015
  • State action · SOX Apr 2015
  • State action · SOX Feb 2015
  • State action · SIF Feb 2015

This profile is built from EPA public records for system 084690516 — SDWIS violations and UCMR5 PFAS sampling. The score is system-level and can’t account for your home’s plumbing (older pipes can add lead at the tap). For health decisions, check your exact address, read the utility’s Consumer Confidence Report, and confirm with your provider.